Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Kb3 draw
3 Kb5 draw
4 Kc3 draw
5 Kc5 draw
6 Kd3 draw
7 Kd4 draw
8 Kd5 draw
9 Kf1 draw
10 Kf2 draw
11 Kg2 draw
12 Kh1 draw
13 Kh2 draw
14 Ra4 draw
15 Rb3 draw
16 Rb5 draw
17 Rb6 draw
18 Rb7 draw
19 Rb8 draw
20 Rb1 loss in 1 half-moves